Home / 3,579.52-4,938.88-2,252.80

Finding the Fourth Proportional to 3,579.52, 4,938.88 and 2,252.80

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Solution

The fourth proportional to 3,579.52, 4,938.88 and 2,252.80 is: 3,108.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.52 : 4,938.88 = 2,252.80 : x
  2. Step 2: Convert to fraction form
    3,579.52/4,938.88 = 2,252.80/x
  3. Step 3: Cross multiply
    3,579.52x = 4,938.88 × 2,252.80
  4. Step 4: Simplify right side
    3,579.52x = 11,126,308.86
  5. Step 5: Solve for x
    x = 11,126,308.86/3,579.52
  6. Step 6: Final answer
    x = 3,108.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.